package chapter09;

public class Java03_Thread {
    public static void main(String[] args) throws Exception{
        // TODO Java 线程 - 休眠
        // 休眠3秒钟，进入定时等待状态
        while (true) {
            Thread.sleep(1000);
            System.out.println("main线程执行完毕");
        }
    }
}
